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x% of y Rewrite: (x * (1 / 100)) * y Associativity: x * ((1 / 100) * y) Commutativity: x * (y * (1 / 100)) Commutativity: (y * (1 / 100)) * x Rewrite: y% of x
Johannes Berg
in reply to 𝕕𝕚𝕒𝕟𝕒 🏳️⚧️🦋 • • •Kenny Chaffin likes this.
Khurram Wadee
in reply to 𝕕𝕚𝕒𝕟𝕒 🏳️⚧️🦋 • • •Will
in reply to 𝕕𝕚𝕒𝕟𝕒 🏳️⚧️🦋 • • •My brain has to work hard at it, but this should be the derivation, right? No parens needed because x and / are commutative operators, right?
.08 x 25 => 8 / 100 x 25 => .08 x 100 x 25 / 100 => 8 x .25
stefani banerian
in reply to 𝕕𝕚𝕒𝕟𝕒 🏳️⚧️🦋 • • •you just move the numerators around
like this
Will and John Hummel like this.
Will
in reply to 𝕕𝕚𝕒𝕟𝕒 🏳️⚧️🦋 • • •michapixel 💉💉💉💉
in reply to 𝕕𝕚𝕒𝕟𝕒 🏳️⚧️🦋 • • •Will
in reply to 𝕕𝕚𝕒𝕟𝕒 🏳️⚧️🦋 • • •John Hummel likes this.
Johannes Berg
in reply to 𝕕𝕚𝕒𝕟𝕒 🏳️⚧️🦋 • • •Well, OK, both really:
x% of y
Rewrite: (x * (1 / 100)) * y
Associativity: x * ((1 / 100) * y)
Commutativity: x * (y * (1 / 100))
Commutativity: (y * (1 / 100)) * x
Rewrite: y% of x
John Hummel
in reply to 𝕕𝕚𝕒𝕟𝕒 🏳️⚧️🦋 • • •"Also, i just noticed, you can move the decimal place from .08 x 25 = 8 x .25"
That was how I thought about it, @Will.